IRONWOOD PHARMACEUTICALS INC's ticker is IRWD and the CUSIP is 46333X108. A total of 218 filers reported holding IRONWOOD PHARMACEUTICALS INC in Q4 2021. The put-call ratio across all filers is 0.17 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $655,601 | -15.2% | 68,079 | -6.3% | 0.00% | 0.0% |
| Q2 2023 | $773,039 | +9.7% | 72,654 | +8.5% | 0.00% | 0.0% |
| Q1 2023 | $704,619 | -0.8% | 66,979 | +16.8% | 0.00% | 0.0% |
| Q4 2022 | $710,529 | +135.3% | 57,347 | +96.5% | 0.00% | 0.0% |
| Q3 2022 | $302,000 | -1.0% | 29,184 | +10.3% | 0.00% | 0.0% |
| Q2 2022 | $305,000 | -8.4% | 26,458 | 0.0% | 0.00% | 0.0% |
| Q1 2022 | $333,000 | +7.8% | 26,458 | 0.0% | 0.00% | – |
| Q4 2021 | $309,000 | -10.7% | 26,458 | 0.0% | 0.00% | -100.0% |
| Q3 2021 | $346,000 | -74.2% | 26,458 | -74.6% | 0.00% | -50.0% |
| Q2 2021 | $1,342,000 | +44633.3% | 104,303 | +60541.3% | 0.00% | – |
| Q2 2017 | $3,000 | 0.0% | 172 | -14.0% | 0.00% | – |
| Q1 2017 | $3,000 | -94.6% | 200 | -96.1% | 0.00% | – |
| Q1 2016 | $56,000 | -6.7% | 5,155 | 0.0% | 0.00% | – |
| Q4 2015 | $60,000 | +11.1% | 5,155 | 0.0% | 0.00% | – |
| Q3 2015 | $54,000 | -34.1% | 5,155 | 0.0% | 0.00% | -100.0% |
| Q1 2015 | $82,000 | -21.9% | 5,155 | -25.0% | 0.00% | 0.0% |
| Q4 2014 | $105,000 | +18.0% | 6,873 | 0.0% | 0.00% | 0.0% |
| Q3 2014 | $89,000 | -15.2% | 6,873 | 0.0% | 0.00% | 0.0% |
| Q2 2014 | $105,000 | +23.5% | 6,873 | 0.0% | 0.00% | 0.0% |
| Q1 2014 | $85,000 | -15.0% | 6,873 | -20.4% | 0.00% | -50.0% |
| Q4 2013 | $100,000 | -2.0% | 8,631 | 0.0% | 0.00% | 0.0% |
| Q3 2013 | $102,000 | +18.6% | 8,631 | 0.0% | 0.00% | 0.0% |
| Q2 2013 | $86,000 | – | 8,631 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Sarissa Capital Management LP | 16,390,000 | $157,835,700 | 21.26% |
| AlphaCentric Advisors LLC | 292,500 | $2,816,775 | 1.60% |
| Quantedge Capital Pte Ltd | 179,900 | $1,732,437 | 0.94% |
| Intrinsic Value Partners, LLC | 50,355 | $484,919 | 0.62% |
| Brown Capital Management | 3,719,796 | $35,821,635 | 0.55% |
| ARMISTICE CAPITAL, LLC | 3,456,000 | $33,281,280 | 0.51% |
| SummerHaven Investment Management, LLC | 67,765 | $652,577 | 0.48% |
| BRAIDWELL LP | 1,348,099 | $12,982,193 | 0.41% |
| AFFINITY INVESTMENT ADVISORS, LLC | 50,733 | $488,559 | 0.32% |
| EMC Capital Management | 43,315 | $417 | 0.31% |